SIEMENS 6ES7138-4DA04-0AB0 electronic module

  • High-speed counting
  • Frequency and cycle time measurement
  • Industrial automation
  • Position and speed control with encoders
  • Process monitoring and diagnostics
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  • Model: 6ES7138-4DA04-0AB0
  • Module Type: High-Speed Counter (HSC)
  • Series: SIMATIC DP
  • Compatible System: ET 200S
  • Input Voltage: 24 V DC
  • Installation Width: 15 mm
  • Operating Modes: Count, Measure, Cycle Duration Measurement (High Resolution), Clock Synchronization
FeatureValue
Input Voltage24 V DC (range: 20.4–28.8 V)
Reverse Polarity ProtectionYes
Short-Circuit ProtectionYes
Power LossTypical 1 W
Digital Inputs1 (Gate, sync, latch)
Digital Outputs1
Encoder Supply24 V (L+ - 0.8 V)
Supported Encoder TypesIncremental, 2-wire sensor, 24 V initiator
Counter Input1 channel, 32-bit
Min. Pulse Width2.5 µs (200 kHz), 25 µs (20 kHz)
Frequency Measurement Range0.1 Hz – 100 kHz
Cycle Duration Range10 µs – 120 s
Speed Measurement Range1 – 25,000 rpm
Input Delay2.5 µs (no filter), 25 µs (with filter)
Output Current5 mA – 2000 mA (0–40 °C), 5 mA – 500 mA (0–60 °C)
Cable LengthInput: 100 m, Output: 1000 m
Status IndicatorsSF (red), input/output (green), forward/backward count (green)
Potential SeparationBetween counter and backplane bus
Dimensions (H x W x D)81 x 15 x 52 mm
WeightApprox. 40 g